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Africa Macaronesia Azores Canary Is. Madeira Northern Africa Algeria Morocco Tunisia Asia-Temperate Caucasus North Caucasus Transcaucasus Middle Asia Kazakhstan Western Asia Cyprus East Aegean Is. Iran Iraq Lebanon-Syria Palestine Turkey Europe Eastern Europe Baltic States Belarus Central European Russia East European Russia Krym Northwest European Russia South European Russia Ukraine Middle Europe Austria Belgium Czechoslovakia Germany Hungary Netherlands Poland Switzerland Northern Europe Great Britain Ireland Southeastern Europe Albania Bulgaria Greece Italy Kriti Romania Sicilia Turkey-in-Europe Yugoslavia Southwestern Europe Baleares Corse France Portugal Sardegna Spain Introduced into Asia-Temperate China China North-Central China Southeast Eastern Asia Japan Middle Asia Tadzhikistan Asia-Tropical Indian Subcontinent Assam India Pakistan West Himalaya Indo-China Myanmar Vietnam Australasia Australia New South Wales Tasmania Victoria Europe Northern Europe Denmark Finland Norway Sweden Northern America Eastern Canada Nova Scotia Ontario Québec Mexico Mexico Central Mexico Southwest North-Central U.S.A. Illinois Nebraska Oklahoma Wisconsin Northeastern U.S.A. Connecticut Indiana Maine Masachusettes Michigan New Jersey New York Ohio Pennsylvania Rhode I. Northwestern U.S.A. Colorado Idaho Montana Oregon Washington South-Central U.S.A. Texas Southeastern U.S.A. Delaware Georgia Louisiana Maryland North Carolina Tennessee Virginia Southwestern U.S.A. Arizona California Utah Western Canada British Columbia Southern America Caribbean Bermuda Cuba Dominican Republic Haiti Leeward Is. Puerto Rico Trinidad-Tobago Central America Costa Rica El Salvador Guatemala Panamá Northern South America Venezuela Southern South America Argentina Northeast Argentina Northwest Argentina South Chile Central Western South America Colombia Ecuador Peru